Footwear upper portion



FIG. 1 is a perspective view of a footwear upper portion, seen from the front and left side thereof, showing my new design;

FIG. 2 is a perspective view of my new design, seen from the rear and left side thereof;

FIG. 3 is a left side view thereof; and,

FIG. 4 is a right side view thereof.

The broken line showing of the sole and other parts of the footwear upper is for illustrative purposes only and forms no part of the claimed design. 

I claim the ornamental design for a footwear upper portion, as shown and described. 